Thermo parcel surface film model. More...

Inheritance diagram for ThermoSurfaceFilm< CloudType >:

Collaboration diagram for ThermoSurfaceFilm< CloudType >:

[legend]

Public Types
enum	interactionType { itAbsorb, itBounce, itSplashBai }

Public Member Functions
interactionType	interactionTypeEnum (const word &it) const

word	interactionTypeStr (const interactionType &it) const

	TypeName ("thermoSurfaceFilm")
	Runtime type information. More...

	ThermoSurfaceFilm (const dictionary &dict, CloudType &owner)
	Construct from components. More...

	ThermoSurfaceFilm (const ThermoSurfaceFilm< CloudType > &sfm)
	Construct copy. More...

virtual autoPtr< SurfaceFilmModel< CloudType > >	clone () const
	Construct and return a clone using supplied owner cloud. More...

virtual	~ThermoSurfaceFilm ()
	Destructor. More...

virtual bool	transferParcel (parcelType &p, const polyPatch &pp, bool &keepParticle)
	Transfer parcel from cloud to surface film. More...

virtual void	info (Ostream &os)
	Write surface film info to stream. More...

Public Member Functions inherited from SurfaceFilmModel< CloudType >
	TypeName ("surfaceFilmModel")
	Runtime type information. More...

	declareRunTimeSelectionTable (autoPtr, SurfaceFilmModel, dictionary,(const dictionary &dict, CloudType &owner),(dict, owner))
	Declare runtime constructor selection table. More...

	SurfaceFilmModel (CloudType &owner)
	Construct null from owner. More...

	SurfaceFilmModel (const dictionary &dict, CloudType &owner, const word &type)
	Construct from components. More...

	SurfaceFilmModel (const SurfaceFilmModel< CloudType > &sfm)
	Construct copy. More...

virtual autoPtr< SurfaceFilmModel< CloudType > >	clone () const=0
	Construct and return a clone. More...

virtual	~SurfaceFilmModel ()
	Destructor. More...

const dimensionedVector &	g () const
	Return gravitational acceleration constant. More...

label	nParcelsTransferred () const
	Return const access to the number of parcels transferred to the. More...

label &	nParcelsTransferred ()
	Return non-const access to the number of parcels transferred to. More...

label	nParcelsInjected () const
	Return const access to the number of parcels injected from the. More...

label &	nParcelsInjected ()
	Return non-const access to the number of parcels injected from. More...

void	inject (TrackData &td)
	Inject parcels into the cloud. More...

Static Public Attributes
static wordList	interactionTypeNames_
	Word descriptions of interaction type names. More...

Protected Types
typedef CloudType::parcelType	parcelType
	Convenience typedef to the cloud's parcel type. More...

Protected Types inherited from SurfaceFilmModel< CloudType >
typedef CloudType::parcelType	parcelType
	Convenience typedef to the cloud's parcel type. More...

Protected Member Functions
vector	tangentVector (const vector &v) const
	Return a vector tangential to input vector, v. More...

vector	splashDirection (const vector &tanVec1, const vector &tanVec2, const vector &nf) const
	Return splashed parcel direction. More...

void	absorbInteraction (regionModels::surfaceFilmModels::surfaceFilmModel &filmModel, const parcelType &p, const polyPatch &pp, const label faceI, const scalar mass, bool &keepParticle)
	Absorb parcel into film. More...

void	bounceInteraction (parcelType &p, const polyPatch &pp, const label faceI, bool &keepParticle) const
	Bounce parcel (flip parcel normal velocity) More...

void	drySplashInteraction (regionModels::surfaceFilmModels::surfaceFilmModel &filmModel, const parcelType &p, const polyPatch &pp, const label faceI, bool &keepParticle)
	Parcel interaction with dry surface. More...

void	wetSplashInteraction (regionModels::surfaceFilmModels::surfaceFilmModel &filmModel, parcelType &p, const polyPatch &pp, const label faceI, bool &keepParticle)
	Parcel interaction with wetted surface. More...

void	splashInteraction (regionModels::surfaceFilmModels::surfaceFilmModel &filmModel, const parcelType &p, const polyPatch &pp, const label faceI, const scalar mRatio, const scalar We, const scalar Wec, const scalar sigma, bool &keepParticle)
	Bai parcel splash interaction model. More...

virtual void	cacheFilmFields (const label filmPatchI, const label primaryPatchI, const regionModels::surfaceFilmModels::surfaceFilmModel &filmModel)
	Cache the film fields in preparation for injection. More...

virtual void	setParcelProperties (parcelType &p, const label filmFaceI) const
	Set the individual parcel properties. More...

Protected Attributes
cachedRandom &	rndGen_
	Reference to the cloud random number generator. More...

const SLGThermo &	thermo_
	Reference to the cloud thermo package. More...

scalarList	TFilmPatch_
	Film temperature / patch face. More...

scalarList	CpFilmPatch_
	Film specific heat capacity / patch face. More...

interactionType	interactionType_
	Interaction type enumeration. More...

scalar	deltaWet_
	Film thickness beyond which patch is assumed to be wet. More...

label	splashParcelType_
	Splash parcel type label - id assigned to identify parcel for. More...

label	parcelsPerSplash_
	Number of new parcels resulting from splash event. More...

scalar	Adry_
	Dry surface roughness coefficient. More...

scalar	Awet_
	Wet surface roughness coefficient. More...

scalar	Cf_
	Skin friction typically in the range 0.6 < Cf < 0.8. More...

label	nParcelsSplashed_
	Counter for number of new splash parcels. More...

Protected Attributes inherited from SurfaceFilmModel< CloudType >
const dimensionedVector &	g_
	Gravitational acceleration constant. More...

label	ejectedParcelType_
	Ejected parcel type label - id assigned to identify parcel for. More...

scalarList	massParcelPatch_
	Parcel mass / patch face. More...

scalarList	diameterParcelPatch_
	Parcel diameter / patch face. More...

List< vector >	UFilmPatch_
	Film velocity / patch face. More...

scalarList	rhoFilmPatch_
	Film density / patch face. More...

scalarListList	deltaFilmPatch_
	Film height of all film patches / patch face. More...

label	nParcelsTransferred_
	Number of parcels transferred to the film model. More...

label	nParcelsInjected_
	Number of parcels injected from the film model. More...

Additional Inherited Members
Static Public Member Functions inherited from SurfaceFilmModel< CloudType >
static autoPtr< SurfaceFilmModel< CloudType > >	New (const dictionary &dict, CloudType &owner)
	Selector. More...

Detailed Description

template<class CloudType>
class Foam::ThermoSurfaceFilm< CloudType >

Thermo parcel surface film model.

Responsible for:

injecting parcelss from the film model into the cloud, e.g. for dripping
parcel interaction with the film, e.g absorb, bounce, splash

Splash model references:

Bai and Gosman, `Mathematical modelling of wall films formed by impinging sprays', SAE 960626, 1996

Bai et al, `Modelling off gasoline spray impingement', Atom. Sprays, vol 12, pp 1-27, 2002

Source files

Definition at line 63 of file ThermoSurfaceFilm.H.

Member Typedef Documentation

◆ parcelType

typedef CloudType::parcelType parcelType

protected

Convenience typedef to the cloud's parcel type.

Definition at line 97 of file ThermoSurfaceFilm.H.

Member Enumeration Documentation

◆ interactionType

enum interactionType

Enumerator
itAbsorb
itBounce
itSplashBai

Definition at line 72 of file ThermoSurfaceFilm.H.

Constructor & Destructor Documentation

◆ ThermoSurfaceFilm() [1/2]

ThermoSurfaceFilm	(	const dictionary &	dict,
		CloudType &	owner
	)

Construct from components.

Definition at line 478 of file ThermoSurfaceFilm.C.

References Foam::endl(), and Foam::Info.

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◆ ThermoSurfaceFilm() [2/2]

ThermoSurfaceFilm ( const ThermoSurfaceFilm< CloudType > & sfm )

Construct copy.

Definition at line 522 of file ThermoSurfaceFilm.C.

◆ ~ThermoSurfaceFilm()

~ThermoSurfaceFilm

virtual

Destructor.

Definition at line 545 of file ThermoSurfaceFilm.C.

Member Function Documentation

◆ interactionTypeEnum()

Foam::ThermoSurfaceFilm< CloudType >::interactionType interactionTypeEnum ( const word & it ) const

Definition at line 49 of file ThermoSurfaceFilm.C.

References Foam::abort(), Foam::FatalError, FatalErrorInFunction, and forAll.

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◆ interactionTypeStr()

Foam::word interactionTypeStr ( const interactionType & it ) const

Definition at line 70 of file ThermoSurfaceFilm.C.

References Foam::abort(), Foam::FatalError, and FatalErrorInFunction.

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◆ tangentVector()

Foam::vector tangentVector ( const vector & v ) const

protected

Return a vector tangential to input vector, v.

Definition at line 86 of file ThermoSurfaceFilm.C.

References Foam::mag(), and Vector< scalar >::zero.

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◆ splashDirection()

Foam::vector splashDirection	(	const vector &	tanVec1,
		const vector &	tanVec2,
		const vector &	nf
	)		const

protected

Return splashed parcel direction.

Definition at line 106 of file ThermoSurfaceFilm.C.

References Foam::constant::atomic::alpha, Foam::cos(), Foam::mag(), Foam::constant::mathematical::pi(), Foam::sin(), and Foam::constant::mathematical::twoPi().

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◆ absorbInteraction()

void absorbInteraction	(	regionModels::surfaceFilmModels::surfaceFilmModel &	filmModel,
		const parcelType &	p,
		const polyPatch &	pp,
		const label	faceI,
		const scalar	mass,
		bool &	keepParticle
	)

protected

Absorb parcel into film.

Definition at line 131 of file ThermoSurfaceFilm.C.

References surfaceFilmModel::addSources(), Foam::endl(), PrimitivePatch< Face, FaceList, PointField, PointType >::faceNormals(), patchIdentifier::index(), Foam::Info, Foam::mag(), p, and Urel.

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◆ bounceInteraction()

void bounceInteraction	(	parcelType &	p,
		const polyPatch &	pp,
		const label	faceI,
		bool &	keepParticle
	)		const

protected

Bounce parcel (flip parcel normal velocity)

Definition at line 178 of file ThermoSurfaceFilm.C.

References Foam::endl(), PrimitivePatch< Face, FaceList, PointField, PointType >::faceNormals(), patchIdentifier::index(), Foam::Info, p, and Urel.

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◆ drySplashInteraction()

void drySplashInteraction	(	regionModels::surfaceFilmModels::surfaceFilmModel &	filmModel,
		const parcelType &	p,
		const polyPatch &	pp,
		const label	faceI,
		bool &	keepParticle
	)

protected

Parcel interaction with dry surface.

Definition at line 208 of file ThermoSurfaceFilm.C.

References Foam::endl(), PrimitivePatch< Face, FaceList, PointField, PointType >::faceNormals(), patchIdentifier::index(), Foam::Info, Foam::magSqr(), Foam::constant::physicoChemical::mu, liquidProperties::mu(), p, Foam::pow(), rho, Foam::constant::physicoChemical::sigma, liquidProperties::sigma(), Foam::sqr(), and Urel.

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◆ wetSplashInteraction()

void wetSplashInteraction	(	regionModels::surfaceFilmModels::surfaceFilmModel &	filmModel,
		parcelType &	p,
		const polyPatch &	pp,
		const label	faceI,
		bool &	keepParticle
	)

protected

Parcel interaction with wetted surface.

Definition at line 264 of file ThermoSurfaceFilm.C.

References Foam::acos(), Foam::endl(), epsilon, PrimitivePatch< Face, FaceList, PointField, PointType >::faceNormals(), patchIdentifier::index(), Foam::Info, Foam::mag(), Foam::magSqr(), Foam::constant::physicoChemical::mu, liquidProperties::mu(), p, Foam::constant::mathematical::pi(), Foam::pow(), rho, Foam::constant::physicoChemical::sigma, liquidProperties::sigma(), Foam::sqr(), U, and Urel.

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◆ splashInteraction()

void splashInteraction	(	regionModels::surfaceFilmModels::surfaceFilmModel &	filmModel,
		const parcelType &	p,
		const polyPatch &	pp,
		const label	faceI,
		const scalar	mRatio,
		const scalar	We,
		const scalar	Wec,
		const scalar	sigma,
		bool &	keepParticle
	)

protected

Bai parcel splash interaction model.

Definition at line 341 of file ThermoSurfaceFilm.C.

References Foam::cbrt(), Foam::meshTools::constrainDirection(), Foam::exp(), PrimitivePatch< Face, FaceList, PointField, PointType >::faceNormals(), forAll, patchIdentifier::index(), Foam::log(), Foam::mag(), Foam::magSqr(), Foam::max(), mesh, UPstream::myProcNo(), p, Foam::constant::mathematical::pi(), Foam::pow3(), Foam::constant::physicoChemical::sigma, Foam::sqr(), Foam::sqrt(), Urel, and y.

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◆ cacheFilmFields()

void cacheFilmFields	(	const label	filmPatchI,
		const label	primaryPatchI,
		const regionModels::surfaceFilmModels::surfaceFilmModel &	filmModel
	)

protectedvirtual

Cache the film fields in preparation for injection.

Reimplemented from SurfaceFilmModel< CloudType >.

Definition at line 625 of file ThermoSurfaceFilm.C.

References GeometricField::boundaryField(), SurfaceFilmModel::cacheFilmFields(), surfaceFilmModel::Cp(), regionModel::toPrimary(), and surfaceFilmModel::Ts().

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◆ setParcelProperties()

void setParcelProperties	(	parcelType &	p,
		const label	filmFaceI
	)		const

protectedvirtual

Set the individual parcel properties.

Reimplemented from SurfaceFilmModel< CloudType >.

Definition at line 648 of file ThermoSurfaceFilm.C.

References p, and SurfaceFilmModel::setParcelProperties().

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◆ TypeName()

TypeName ( "thermoSurfaceFilm" )

Runtime type information.

◆ clone()

virtual autoPtr<SurfaceFilmModel<CloudType> > clone ( ) const

inlinevirtual

Construct and return a clone using supplied owner cloud.

Definition at line 256 of file ThermoSurfaceFilm.H.

◆ transferParcel()

bool transferParcel	(	parcelType &	p,
		const polyPatch &	pp,
		bool &	keepParticle
	)

virtual

Transfer parcel from cloud to surface film.

Returns true if parcel is to be transferred

Implements SurfaceFilmModel< CloudType >.

Definition at line 553 of file ThermoSurfaceFilm.C.

References Foam::abort(), Foam::FatalError, FatalErrorInFunction, patchIdentifier::index(), regionModel::isRegionPatch(), p, and polyPatch::whichFace().

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◆ info()

void info ( Ostream & os )

virtual

Write surface film info to stream.

Reimplemented from SurfaceFilmModel< CloudType >.

Definition at line 662 of file ThermoSurfaceFilm.C.

References Foam::endl(), SurfaceFilmModel::info(), and Foam::returnReduce().

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Field Documentation

◆ interactionTypeNames_

Foam::wordList interactionTypeNames_

static

Word descriptions of interaction type names.

Definition at line 80 of file ThermoSurfaceFilm.H.

◆ rndGen_

cachedRandom& rndGen_

protected

Reference to the cloud random number generator.

Definition at line 100 of file ThermoSurfaceFilm.H.

◆ thermo_

const SLGThermo& thermo_

protected

Reference to the cloud thermo package.

Definition at line 103 of file ThermoSurfaceFilm.H.

◆ TFilmPatch_

scalarList TFilmPatch_

protected

Film temperature / patch face.

Definition at line 109 of file ThermoSurfaceFilm.H.

◆ CpFilmPatch_

scalarList CpFilmPatch_

protected

Film specific heat capacity / patch face.

Definition at line 112 of file ThermoSurfaceFilm.H.

◆ interactionType_

interactionType interactionType_

protected

Interaction type enumeration.

Definition at line 118 of file ThermoSurfaceFilm.H.

◆ deltaWet_

scalar deltaWet_

protected

Film thickness beyond which patch is assumed to be wet.

Definition at line 121 of file ThermoSurfaceFilm.H.

◆ splashParcelType_

label splashParcelType_

protected

Splash parcel type label - id assigned to identify parcel for.

post-processing. If not specified, defaults to originating cloud type

Definition at line 126 of file ThermoSurfaceFilm.H.

◆ parcelsPerSplash_

label parcelsPerSplash_

protected

Number of new parcels resulting from splash event.

Definition at line 129 of file ThermoSurfaceFilm.H.

◆ Adry_

scalar Adry_

protected

Dry surface roughness coefficient.

= 2630 for dry interaction (ref. Bai)

Definition at line 137 of file ThermoSurfaceFilm.H.

◆ Awet_

scalar Awet_

protected

Wet surface roughness coefficient.

= 1320 for wet interaction (ref. Bai)

Definition at line 141 of file ThermoSurfaceFilm.H.

◆ Cf_

scalar Cf_

protected

Skin friction typically in the range 0.6 < Cf < 0.8.

Definition at line 145 of file ThermoSurfaceFilm.H.

◆ nParcelsSplashed_

label nParcelsSplashed_

protected

Counter for number of new splash parcels.

Definition at line 148 of file ThermoSurfaceFilm.H.

The documentation for this class was generated from the following files:

src/lagrangian/intermediate/submodels/Thermodynamic/SurfaceFilmModel/ThermoSurfaceFilm/ThermoSurfaceFilm.H
src/lagrangian/intermediate/submodels/Thermodynamic/SurfaceFilmModel/ThermoSurfaceFilm/ThermoSurfaceFilm.C

Public Types

Public Member Functions

Static Public Attributes

Protected Types

Protected Member Functions

Protected Attributes

Additional Inherited Members

Detailed Description

template<class CloudType> class Foam::ThermoSurfaceFilm< CloudType >

Member Typedef Documentation

◆ parcelType

Member Enumeration Documentation

◆ interactionType

Constructor & Destructor Documentation

◆ ThermoSurfaceFilm() [1/2]

◆ ThermoSurfaceFilm() [2/2]

◆ ~ThermoSurfaceFilm()

Member Function Documentation

◆ interactionTypeEnum()

◆ interactionTypeStr()

◆ tangentVector()

◆ splashDirection()

◆ absorbInteraction()

◆ bounceInteraction()

◆ drySplashInteraction()

◆ wetSplashInteraction()

◆ splashInteraction()

◆ cacheFilmFields()

◆ setParcelProperties()

◆ TypeName()

◆ clone()

◆ transferParcel()

◆ info()

Field Documentation

◆ interactionTypeNames_

◆ rndGen_

◆ thermo_

◆ TFilmPatch_

◆ CpFilmPatch_

◆ interactionType_

◆ deltaWet_

◆ splashParcelType_

◆ parcelsPerSplash_

◆ Adry_

◆ Awet_

◆ Cf_

◆ nParcelsSplashed_

template<class CloudType>
class Foam::ThermoSurfaceFilm< CloudType >